Keltner Channel — EMA mid with ATR bands

Αποσπάσματα κώδικα

curl "https://api.oanor.com/atr-api/v1/keltner" \
  -H "x-oanor-key: oanor_test_..."

await fetch("https://api.oanor.com/atr-api/v1/keltner", {
  headers: { "x-oanor-key": "oanor_test_..." }
});

$ch = curl_init("https://api.oanor.com/atr-api/v1/keltner");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);

import requests
requests.get(
    "https://api.oanor.com/atr-api/v1/keltner",
    headers={"x-oanor-key": "oanor_test_..."}
)

Παράδειγμα απόκρισης

Πραγματική απόκριση αυτού του endpoint, από τον τελευταίο έλεγχο υγείας.

{
    "data": {
        "atr": 3.93841108,
        "note": "Keltner Channel = EMA(close, period) +/- multiplier x ATR. Mid is the EMA; bands are ATR-scaled.",
        "lower": 96.62104721,
        "upper": 112.37469153,
        "width": 15.75364431,
        "middle": 104.49786937,
        "period": 14,
        "source": "ATR",
        "candles": 16,
        "position": "inside",
        "last_close": 107,
        "multiplier": 2
    },
    "meta": {
        "timestamp": "2026-06-11T07:49:15.254Z",
        "request_id": "94e781b7-f40a-4b6f-a7fd-d8e987d72006"
    },
    "status": "ok",
    "message": "Keltner channel computed",
    "success": true
}